Ultraviolet recorders are generally electromechanical Oscillographic recorders.  This is a modified version of Doodle's oscillograph.  ...

  As we are probably aware, pulses passing down a digital transmission line suffer attenuation and are badly distorted by the frequency char...

  Multiplexing and de-multiplexing Multiplexing is a process in which two or more signals are added and one signal is taken out.  It has mor...

     Following are the different characteristics of TCP/IP  (i) Support from Vendors - TCP / IP receives support from multiple hardware and...

Introduction Higher-order PCM multiplex is developed out of several primary multiplex sources. Primary multiplex is typically DS1 in North A...